[  724.906413] gre: GRE over IPv4 demultiplexor driver
[  725.064998] ip_gre: GRE over IPv4 tunneling driver
[  727.499465] ip (4169) used greatest stack depth: 12208 bytes left
[  734.931916] ip6_gre: GRE over IPv6 tunneling driver
[  741.500753] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  742.972767] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  744.444758] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  745.916730] ip6_tunnel: tep0 xmit: Local address not yet configured!